Figure 1: Excerpts from a Microsoft Network Session

Left channel is my computer;right is modem(MSNnetwork).Timesare
(MM:SS.SS).
------------
Good example of a conversation with a lot of turnarounds.Windows/95
does a lot of modem initialization,apparently.
------------
12:11.29-41540d                  !AT.!      |
12:11.45-                                   |0d 0a 4f 4b 0d 0a      !..OK..!
12:11.47-41 54 26 46 31 26 42 31 !AT&F1&B1! |
         26 43 31 26 44 32 45 30 !&C1&D2E0! |
         51 30 56 31 26 41 33 53 !Q0V1&A3S! |
         30 3d 30 0d             !0=0.!     |
12:11.68-                                   |0d 0a 4f 4b 0d 0a      !..OK..! 
12:11.71-41 54 53 37 3d 36 30 53 !ATS7=60S! |
         31 39 3d 30 4d 31 26 4d !19=0M1&M! |
         34 26 4b 31 26 48 31 26 !4&K1&H1&! |
         52 32 26 49 30 58 34 0d !R2&I0X4.! |
12:11.90-                                   |0d 0a 4f 4b 0d 0a      !..OK..!
12:11.94-41 54 44 54 39 37 32 36 !ATDT9726! |
         39 30 33 31 0d          !9031.!    |
12:31.16-                                   |0d 0a 43 4f 4e 4e 45 43!..CONNEC!
                                            |54 20 31 36 38 30 30 2f!T16800/!
                                            |41 52 51 2f 56 33 34 2f!ARQ/V34/!
                                            |4c 41 50 4d 2f 56 34 32!LAPM/V42!
                                            |42 49 53 0d 0a          !BIS..!
------------
This is interesting ... I sent the gateway address first! It must've
been memorized in some earlier session.
------------
12:47.83-                                   |7e 80 fd 04 08 00 04 f5 !~.......!
                                            |e3 7e 7e 80 fd 05 02 00 !.~~.....!
                                            |04 34 8c 7e 7e 80 fd 05 !.4.~~...!
                                            |03 00 04 e8 d6 7e       !.....~!
12:47.88-7e 80 fd 01 09 00 04 7d !~......}! |
         5e d7 7e 7e 80 fd 06 02 !^.~~....! |
         00 04 f9 a9 7e 7e 80 fd !....~~..! |
         06 03 00 04 25 f3 7e 7e !....%.~~! |
         21 45 00 00 45 32 00 00 !!E..E2..! |
         00 20 7d 31 d1 61 99 24 !. }1.a.$! |
         3b 7d 31 cc ff f6 7d 31 !;}1...}1! |
         04 02 00 35 00 31 ef c7 !...5.1..! |
         00 01 01 00 00 01 00 00 !........! |
         00 00 00 00 07 67 61 74 !.....gat! |
         65 77 61 79 07 6d 6f 73 !eway.mos! |
         77 65 73 74 03 6d 73 6e !west.msn! |
         03 6e 65 74 00 00 01 00 !.net....! |
         01 c7 b1 7e             !...~!     |